1.

Find matrices X, if 2X-Y=[(6,-6,0),(-4,2,1)] and X+2Y=[(3,2,5),(-2,1,-7)].

Answer»

`[(3,-2,-2),(-2,0,-1)]`
`[(3,-2,2),(-2,1,-1)]`
`[(3,-2,1),(-2,1,-1)]`
None of these

Answer :C


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